From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from NAM01-SN1-obe.outbound.protection.outlook.com (mail-sn1nam01on072a.outbound.protection.outlook.com [IPv6:2a01:111:f400:fe40::72a]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 8604D1A1DEF for ; Thu, 27 Oct 2016 14:48:43 -0700 (PDT) From: "Kani, Toshimitsu" Subject: Re: Infinite loop with DAX PMD faults Date: Thu, 27 Oct 2016 21:48:41 +0000 Message-ID: <1477604810.20881.104.camel@hpe.com> References: <20161027190750.GA28888@quack2.suse.cz> <20161027210343.GA12217@linux.intel.com> In-Reply-To: <20161027210343.GA12217@linux.intel.com> Content-Language: en-US Content-ID: MIME-Version: 1.0 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: linux-nvdimm-bounces@lists.01.org Sender: "Linux-nvdimm" To: "dan.j.williams@intel.com" , "ross.zwisler@linux.intel.com" Cc: "linux-fsdevel@vger.kernel.org" , "jack@suse.cz" , "linux-nvdimm@lists.01.org" List-ID: T24gVGh1LCAyMDE2LTEwLTI3IGF0IDE1OjAzIC0wNjAwLCBSb3NzIFp3aXNsZXIgd3JvdGU6DQo+ IE9uIFRodSwgT2N0IDI3LCAyMDE2IGF0IDEyOjQ2OjMyUE0gLTA3MDAsIERhbiBXaWxsaWFtcyB3 cm90ZToNCj4gPiANCj4gPiBPbiBUaHUsIE9jdCAyNywgMjAxNiBhdCAxMjowNyBQTSwgSmFuIEth cmEgPGphY2tAc3VzZS5jej4gd3JvdGU6DQo+ID4gPiANCj4gPiA+IEhlbGxvLA0KPiA+ID4gDQo+ ID4gPiBXaGVuIHRlc3RpbmcgbXkgREFYIHBhdGNoZXMgcmViYXNlZCBvbiB0b3Agb2YgUm9zcycg REFYIFBNRA0KPiA+ID4gc2VyaWVzLCBJJ3ZlIGNvbWUgYWNyb3NzIHRoZSBmb2xsb3dpbmcgaXNz dWUgd2l0aCBnZW5lcmljLzM0NA0KPiA+ID4gdGVzdCBmcm9tIHhmc3Rlc3RzLiBUaGUgdGVzdCBl bmRzIGluIGFuIGluZmluaXRlIGZhdWx0IGxvb3Agd2hlbg0KPiA+ID4gd2UgZmF1bHQgaW5kZXgg MCBvdmVyIGFuZCBvdmVyIGFnYWluIG5ldmVyIGZpbmlzaGluZyB0aGUgZmF1bHQuDQo+ID4gPiBU aGUgcHJvYmxlbSBpcyB0aGF0IHdlIGRvIGEgd3JpdGUgZmF1bHQNCj4gPiA+IGZvciBpbmRleCAw IHdoZW4gdGhlcmUgaXMgUE1EIGZvciB0aGF0IGluZGV4LiBTbyB3ZSBlbnRlcg0KPiA+ID4gd3Bf aHVnZV9wbWQoKS4gRm9yIHdoYXRldmVyIHJlYXNvbiB0aGF0IHJldHVybnMgVk1fRkFVTFRfRkFM TEJBQ0sNCj4gPiA+IHNvIHdlIGNvbnRpbnVlIHRvIGhhbmRsZV9wdGVfZmF1bHQoKS4gVGhlcmUg d2UgZG8NCj4gPiA+IA0KPiA+ID4gwqDCoMKgwqDCoMKgwqDCoGlmIChwbWRfdHJhbnNfdW5zdGFi bGUodm1mLT5wbWQpIHx8IHBtZF9kZXZtYXAoKnZtZi0NCj4gPiA+ID5wbWQpKQ0KPiA+ID4gDQo+ ID4gPiBjaGVjayB3aGljaCBpcyB0cnVlIC0gdGhlIFBNRCB3ZSBoYXZlIGlzIHBtZF90cmFuc19o dWdlKCkgLSBzbyB3ZQ0KPiA+ID4gJ3JldHVybiAwJyBhbmQgdGhhdCByZXN1bHRzIGluIHJldHJ5 aW5nIHRoZSBmYXVsdCBhbmQgYWxsIGhhcHBlbnMNCj4gPiA+IGZyb20gdGhlIGJlZ2lubmluZyBh Z2Fpbi4NCj4gPiA+IA0KPiA+ID4gSXQgaXNuJ3QgcXVpdGUgb2J2aW91cyBob3cgdG8gYnJlYWsg dGhhdCBjeWNsZSB0byBtZS4gVGhlIGNvbW1lbnQNCj4gPiA+IGJlZm9yZSBwbWRfbm9uZV9vcl90 cmFuc19odWdlX29yX2NsZWFyX2JhZCgpIGdvZXMgdG8gZ3JlYXQNCj4gPiA+IGxlbmd0aHMgZXhw bGFpbmluZyBwb3NzaWJsZSByYWNlcyB3aGVuIFBNRCBpcyBwbWRfdHJhbnNfaHVnZSgpIHNvDQo+ ID4gPiBpdCBuZWVkcyBjYXJlZnVsIGV2YWx1YXRpb24gd2hhdCBuZWVkcyB0byBiZSBkb25lIGZv ciBEQVguIFJvc3MsDQo+ID4gPiBhbnkgaWRlYT8NCj4gPiANCj4gPiBDYW4geW91IGJpc2VjdCBp dCB3aXRoIENPTkZJR19CUk9LRU4gcmVtb3ZlZCBmcm9tIG9sZGVyIGtlcm5lbHM/DQo+ID4gDQo+ ID4gSSByZW1lbWJlciB0cmFja2luZyBkb3duIHNvbWV0aGluZyBsaWtlIHRoaXMgd2hlbiBpbml0 aWFsbHkgZG9pbmcNCj4gPiB0aGUgcG1kIHN1cHBvcnQuwqDCoEl0IGVuZGVkIHVwIGJlaW5nIGEg bWlzc2VkIHBtZF9kZXZtYXAoKSBjaGVjayBpbg0KPiA+IHRoZSBmYXVsdCBwYXRoLCBzbyBpdCBt YXkgbm90IGJlIHRoZSBzYW1lIGlzc3VlLsKgwqBJdCB3b3VsZCBhdCBsZWFzdA0KPiA+IGJlIGlu dGVyZXN0aW5nIHRvIHNlZSBpZiA0LjYgZmFpbHMgaW4gYSBzaW1pbGFyIG1hbm5lciB3aXRoIHRo aXMNCj4gPiB0ZXN0IGFuZCBGU19EQVhfUE1EIGVuYWJsZWQuDQo+IA0KPiBJJ3ZlIGJlZW4gYWJs ZSB0byByZXByb2R1Y2UgdGhpcyB3aXRoIG15IHY0LjktcmMyIGJyYW5jaCwgYnV0IGl0DQo+IGRv ZXNuJ3QgcmVwcm9kdWNlIHdpdGggdGhlIG9sZCB2NC42IGtlcm5lbC4NCg0KTm90IHN1cmUgaWYg aXQncyByZWxldmFudCwgYnV0IGFzIEZZSSBJIGZpeGVkIGEgc2ltaWxhciBpc3N1ZSBiZWZvcmUu DQoNCmNvbW1pdCA1OWJmNGZiOWQzODY2MDFjYmFhNzBhOWIwMDE1OWFiYjg0NmRlZGFhDQpkYXg6 IFNwbGl0IHBtZCBtYXAgd2hlbiBmYWxsYmFjayBvbiBDT1cNCg0KLVRvc2hpCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkxpbnV4LW52ZGltbSBtYWlsaW5n IGxpc3QKTGludXgtbnZkaW1tQGxpc3RzLjAxLm9yZwpodHRwczovL2xpc3RzLjAxLm9yZy9tYWls bWFuL2xpc3RpbmZvL2xpbnV4LW52ZGltbQo=